Question

A small piece of iron was heated in a glass tube having a small amount of glass wool soaked in water. Upon heating a gas was evolved which is collected over water.The glass wool soaked in water helps in * a)producing steam b) soaking the moisture c) lubricating the piece of iron d) oxidising the piece of iron​

Answer 1

Answer:

Answer:

cotton absorb all the water , wool soak less water ..and nylon never soak water

Answer 2

Explanation:

Glass wool is used to generate a flow of steam. A lump of glass wool soaked in water is placed at the bottom of the boiling tube. The water present in glass wool forms steam on heating but glass wool does not take part in the reaction itself.